670384561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{907}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 868193280

約数和(自身を除く): 197808719

約数列:

[1, 7, 11, 29, 77, 203, 319, 331, 907, 2233, 2317, 3641, 6349, 9599, 9977, 25487, 26303, 67193, 69839, 105589, 184121, 289333, 300217, 739123, 2025331, 2101519, 3302387, 8706293, 23116709, 60944051, 95769223, 670384561]

約数ペア:

[(1, 670384561), (7, 95769223), (11, 60944051), (29, 23116709), (77, 8706293), (203, 3302387), (319, 2101519), (331, 2025331), (907, 739123), (2233, 300217), (2317, 289333), (3641, 184121), (6349, 105589), (9599, 69839), (9977, 67193), (25487, 26303)]